author | andy simpson <andrews@symbian.org> |
Fri, 08 Oct 2010 16:52:59 +0100 | |
changeset 119 | 931f2bbaabf7 |
parent 1 | 2fb8b9db1c86 |
permissions | -rw-r--r-- |
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.. highlightlang:: c |
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.. _moduleobjects: |
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Module Objects |
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-------------- |
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.. index:: object: module |
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There are only a few functions special to module objects. |
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.. cvar:: PyTypeObject PyModule_Type |
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.. index:: single: ModuleType (in module types) |
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This instance of :ctype:`PyTypeObject` represents the Python module type. This |
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is exposed to Python programs as ``types.ModuleType``. |
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.. cfunction:: int PyModule_Check(PyObject *p) |
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Return true if *p* is a module object, or a subtype of a module object. |
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.. versionchanged:: 2.2 |
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Allowed subtypes to be accepted. |
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.. cfunction:: int PyModule_CheckExact(PyObject *p) |
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Return true if *p* is a module object, but not a subtype of |
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:cdata:`PyModule_Type`. |
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.. versionadded:: 2.2 |
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.. cfunction:: PyObject* PyModule_New(const char *name) |
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.. index:: |
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single: __name__ (module attribute) |
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single: __doc__ (module attribute) |
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single: __file__ (module attribute) |
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Return a new module object with the :attr:`__name__` attribute set to *name*. |
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Only the module's :attr:`__doc__` and :attr:`__name__` attributes are filled in; |
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the caller is responsible for providing a :attr:`__file__` attribute. |
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.. cfunction:: PyObject* PyModule_GetDict(PyObject *module) |
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.. index:: single: __dict__ (module attribute) |
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Return the dictionary object that implements *module*'s namespace; this object |
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is the same as the :attr:`__dict__` attribute of the module object. This |
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function never fails. It is recommended extensions use other |
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:cfunc:`PyModule_\*` and :cfunc:`PyObject_\*` functions rather than directly |
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manipulate a module's :attr:`__dict__`. |
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.. cfunction:: char* PyModule_GetName(PyObject *module) |
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.. index:: |
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single: __name__ (module attribute) |
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single: SystemError (built-in exception) |
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Return *module*'s :attr:`__name__` value. If the module does not provide one, |
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or if it is not a string, :exc:`SystemError` is raised and *NULL* is returned. |
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.. cfunction:: char* PyModule_GetFilename(PyObject *module) |
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.. index:: |
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single: __file__ (module attribute) |
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single: SystemError (built-in exception) |
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Return the name of the file from which *module* was loaded using *module*'s |
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:attr:`__file__` attribute. If this is not defined, or if it is not a string, |
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raise :exc:`SystemError` and return *NULL*. |
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.. cfunction:: int PyModule_AddObject(PyObject *module, const char *name, PyObject *value) |
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Add an object to *module* as *name*. This is a convenience function which can |
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be used from the module's initialization function. This steals a reference to |
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*value*. Return ``-1`` on error, ``0`` on success. |
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.. versionadded:: 2.0 |
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.. cfunction:: int PyModule_AddIntConstant(PyObject *module, const char *name, long value) |
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Add an integer constant to *module* as *name*. This convenience function can be |
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used from the module's initialization function. Return ``-1`` on error, ``0`` on |
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success. |
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.. versionadded:: 2.0 |
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.. cfunction:: int PyModule_AddStringConstant(PyObject *module, const char *name, const char *value) |
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Add a string constant to *module* as *name*. This convenience function can be |
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used from the module's initialization function. The string *value* must be |
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null-terminated. Return ``-1`` on error, ``0`` on success. |
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.. versionadded:: 2.0 |
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.. cfunction:: int PyModule_AddIntMacro(PyObject *module, macro) |
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martin.trojer@nokia.com
parents:
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changeset
|
109 |
Add an int constant to *module*. The name and the value are taken from |
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
110 |
*macro*. For example ``PyModule_AddConstant(module, AF_INET)`` adds the int |
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
111 |
constant *AF_INET* with the value of *AF_INET* to *module*. |
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
112 |
Return ``-1`` on error, ``0`` on success. |
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
113 |
|
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
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114 |
.. versionadded:: 2.6 |
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
115 |
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2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
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|
116 |
.. cfunction:: int PyModule_AddStringMacro(PyObject *module, macro) |
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
117 |
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2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
118 |
Add a string constant to *module*. |
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff
changeset
|
119 |
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2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
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changeset
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120 |
.. versionadded:: 2.6 |
2fb8b9db1c86
Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
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121 |